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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: CCSD=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at CCSD=FULL/cc-pVDZ
 hartrees
Energy at 0K-476.034343
Energy at 298.15K-476.038156
HF Energy-475.576104
Nuclear repulsion energy92.159236
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCSD=FULL/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3187 3187 8.39      
2 A' 3122 3122 22.51      
3 A' 3058 3058 9.83      
4 A' 1485 1485 4.67      
5 A' 1412 1412 39.04      
6 A' 1389 1389 19.36      
7 A' 1189 1189 17.87      
8 A' 1088 1088 2.64      
9 A' 846 846 1.07      
10 A' 396 396 1.69      
11 A" 3129 3129 10.59      
12 A" 1478 1478 7.87      
13 A" 1049 1049 3.66      
14 A" 768 768 12.10      
15 A" 170 170 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 11883.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11883.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCSD=FULL/cc-pVDZ
ABC
1.60270 0.18850 0.17421

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.628 0.000
C2 -1.504 0.708 0.000
S3 0.885 -0.742 0.000
H4 0.514 1.605 0.000
H5 -1.958 -0.295 0.000
H6 -1.848 1.270 0.888
H7 -1.848 1.270 -0.888

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.50571.63061.10412.16432.14822.1482
C21.50572.79392.20801.10041.10601.1060
S31.63062.79392.37592.87783.50743.5074
H41.10412.20802.37593.11742.54512.5451
H52.16431.10042.87783.11741.80241.8024
H62.14821.10603.50742.54511.80241.7761
H72.14821.10603.50742.54511.80241.7761

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.345 C1 C2 H6 109.729
C1 C2 H7 109.729 C2 C1 S3 125.908
C2 C1 H4 114.697 S3 C1 H4 119.395
H5 C2 H6 109.551 H5 C2 H7 109.551
H6 C2 H7 106.827
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability